Home / 45,301.92-67,979.60-17,245.59

Finding the Fourth Proportional to 45,301.92, 67,979.60 and 17,245.59

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Solution

The fourth proportional to 45,301.92, 67,979.60 and 17,245.59 is: 25,878.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,301.92 : 67,979.60 = 17,245.59 : x
  2. Step 2: Convert to fraction form
    45,301.92/67,979.60 = 17,245.59/x
  3. Step 3: Cross multiply
    45,301.92x = 67,979.60 × 17,245.59
  4. Step 4: Simplify right side
    45,301.92x = 1,172,348,223.74
  5. Step 5: Solve for x
    x = 1,172,348,223.74/45,301.92
  6. Step 6: Final answer
    x = 25,878.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.